NPPES file of Aug 9, 2026

Stefan Milton Muehlbauer, M.D., PHD

Emergency Medicine Physician · Roslyn, NY

Stefan Milton Muehlbauer, M.D., PHD is an emergency medicine physician with a practice address in Roslyn, New York, and NPI 1013202225, issued on Jun 15, 2011. Check the license (New York 279400-1, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1013202225
Name
Stefan Milton Muehlbauer
Credential
M.D., PHD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
279400-1 NY
258160 MA
Self-reported in NPPES; status is on the state search
Practice location
100 Port Washington Blvd, Roslyn, NY 11576
Phone
(165) 626-6055
Enumerated
Jun 15, 2011
Record last updated
Aug 5, 2025
Medicare enrollment
Enrolled (PECOS I20151201003263); accepts Medicare assignment
Medical or professional school
Albert Einstein College Of Medicine Of Yeshiva University, 2011
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 100 Port Washington Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Meyer Abittan, M.D.Specialist1548248339
  2. Georges Abou-Eid, M.D.Surgery Physician1518017425
  3. Nicole Afonso, PAPhysician Assistant1568894160
  4. Alina Agnello, PA-CMedical Physician Assistant1487025581
  5. Tahir Ahmad, M.D.Critical Care Medicine (Internal Medicine) Physician1578950218
  6. Zaid Ahmad, M.D.Anesthesiology Physician1871507947

Verify Stefan Milton Muehlbauer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 279400-1
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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73% fewer Medicare Part D claims than the average emergency medicine physician in 2024

60 Medicare Part D claims for 40 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Stefan Muehlbauer60
  2. Specialty average226

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 84.4 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score85.3
  2. Costout of 100 · 30%57.0
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $360.60

5 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stefan Muehlbauer$360.60
  2. Specialty average$953.79

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Springfield Hospital Inc.Springfield, VT
  2. St Francis HospitalRoslyn, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Stefan Milton Muehlbauer among 5,025 emergency medicine physician records in New York

Stefan Milton Muehlbauer, M.D., PHD is one of 5,025 emergency medicine physician records with a practice address in New York. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 47% of them.

  • NPI issued2011 · 47% of these records are older, 48% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2011 · median 2013 among the 3,232 with a school on file
  • Record last updated2025 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

10 emergency medicine physician records list a practice address in Roslyn

They are 10 of the 744 NPPES records with a practice address in Roslyn, and 5,025 emergency medicine physician records in New York.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Rachel Bath, PA-CRoslyn, NY 115761457229437
  2. Jenna Choi, DORoslyn, NY 115761790273779
  3. Justin Henneman, M.D.Roslyn, NY 115761376938472
  4. Leyla Kerimova, DORoslyn, NY 115761790340818
  5. Cindy LiRoslyn, NY 115761780146621
  6. Christopher Maurischat, M.D.Roslyn, NY 115761942397518
  7. Alexander Prestley, MDRoslyn, NY 115761306334891
  8. Kenneth Rubin, MDRoslyn, NY 115761053357798

Common questions

What is Stefan Milton Muehlbauer, M.D., PHD's NPI number?

Stefan Milton Muehlbauer, M.D., PHD's National Provider Identifier (NPI) is 1013202225, issued on Jun 15, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Stefan Milton Muehlbauer, M.D., PHD located?

The NPPES record lists a practice address at 100 Port Washington Blvd, Roslyn, NY, 11576. Phone: (165) 626-6055. Providers update this record themselves, so call before visiting.

How can I verify Stefan Milton Muehlbauer, M.D., PHD's license?

NPPES lists New York license number 279400-1, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Stefan Milton Muehlbauer, M.D., PHD prescribe under Medicare Part D?

In 2024, Stefan Milton Muehlbauer, M.D., PHD had 60 Medicare Part D claims for 40 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Stefan Milton Muehlbauer, M.D., PHD's MIPS final score?

The 2023 MIPS final score is 84.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.